* {
  margin: 0;
  padding: 0;
}

body {
  overflow: hidden;
  transition: transform 0.5s ease;

}

.aside {
  background: pink;
  width: 200px;
  height: 100vh;
  position: fixed;
  top: 0;
  left: 0;
  transform: translate(-100%);
}

.aside .txt {
  color: #fff;
}

.active {
  transform: translateX(200px);

}

.header {
  position: relative;
  height: 300px;
  background: skyblue;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  color: white;
  width: 100%;
}

.header h2 {
  font-size: 30px;
}

.header p {
  font-size: 18px;
  margin: 15px 0;
}

.header .login {
  width: 60px;
  height: 45px;
  line-height: 45px;
  background: white;
  font-weight: bold;
  text-align: center;
  border: 1px solid black;
  border-radius: 5px;
  color: black;
}

.header .nav-btn {
  position: absolute;
  top: 15px;
  left: 15px;
  width: 60px;
  height: 30px;
  line-height: 30px;
  border: solid;
  border-radius: 5px;
  background: #fff;
  color: #000;
  text-align: center;
  cursor: pointer;
}

.con {
  display: flex;
  justify-content: center;
  width: 800px;
  margin: 15px auto;
}

.con .left ul {
  list-style: none;
}

.con .left ul>li {
  width: 200px;
  height: 30px;
  line-height: 30px;
  background: #fff;
  text-align: center;
  font-size: 18px;
  margin-top: 15px;
  cursor: pointer;
  border: solid;
  border-radius: 5px;
}

.con .right {
  border-left: solid;
  margin: 0 15px;
  flex: 1;
}

.right .right-title {
  display: flex;
  justify-content: space-between;
  padding: 0 15px;
  margin-bottom: 10px;
}

.total-num:first-child {
  font-weight: bold;
  font-size: 18px;
}